Checklists for software errors, setup, and tool workflows.

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Fix 'git remote origin already exists' Error in GitLab

When you try to add a GitLab remote to an existing Git repository, you might see the error:

Fix 'pip externally managed environment' Error in Python 3.12

If you're using Python 3.12 on a modern Linux distribution (like Fedora 38+, Ubuntu 23.04+, o...

Fix DNS Probe Finished NXDOMAIN with VPN Issues

When you see 'DNS probe finished NXDOMAIN' in your browser while a VPN is active, it mean...

Fix Nginx 403 Forbidden: Permission Denied Errors

You're trying to access a site served by nginx, but you get a 403 Forbidden ...

Fix Git Push Rejected Non Fast Forward Error

You run git push and see: ! [rejected] main -> main (non-fast-forward)

Clear Chrome Certificate Cache to Fix NET::ERR_CERT_AUTHORITY_INVALID
When you see NET::ERR_CERT_AUTHORITY_INVALID in Chrome, it usually means the browser...